Message Objects

Message Object

The Message object provides access to a single message retrieved from the Historian server.

MessageCriteria Object

The MessageCriteria object sets the criteria for retrieval of message records into a MessageRecordset object.

MessageFields Object

The MessageFields object identifies which message fields the MessageRecordset query retrieves.

MessageRecordset Object

The MessageRecordset contains a collection of messages from the Historian Server. Use the Mes- sageRecordset Object to add and retrieve messages. To add new messages, create a MessageRecordset, add the appropriate messages, and then perform the WriteRecordset operation to store the changes in the Historian archives.

Messages Object

The Messages object contains Historian messages and provides functionality for adding new messages to the Historian Server. For example, you may want only alerts or you may want messages associated with a certain user.